To automatically download new scenery files, with terrasync: - start fgrun - click on "Prev" - add a new FG_SCENERY directory where you have write access (for example /home/user/.fgfs/Scenery) - click on "Terrasync directory" so your newly created scenery directory will be used by terrasync - click on "Next", then select an aircraft - click "Next" twice (skip the "Select a location" menu) - activate "Terrasync" on its default port (5505) - come back to the "Select a location" menu, click on "Scenery Prefetch" - choose the four letter airport code of the place your want to start from : http://en.wikipedia.org/wiki/List_of_airports_by_ICAO_code - leave the "Log Window" in background - click on "Refresh", the airports from the newly downloaded scenery should be added to the global list